Rep. Becerra will resign after being appointed as California Attorney General to succeed Senator-elect Kamala Harris. Becerra called the appointment by Gov. Jerry Brown a "phenomenal opportunity" but it leaves his constituents unrepresented for months and then burdened by the expense of s Special Election.

Rep. Nunnelee passed away on Feb. 6, 2015 from a brain tumor.
Governor Phil Bryant has called a special election for May 12, 2015, with a runoff on June 2, 2015;
Trent Kelly was elected on June 2.
Candidates who also ran include State Senator Nancy Adams Collins (R); Former Mayor Henry Ross (R, Eupora); Former Jackson City Councilman Quentin Whitwell (R); Walter Zinn (D, attorney)

Incumbent resigned Oct. 31, 2015, to become a lobbyist, leaving the people of his district unrepresented and requiring them to pay the expense of a special election.
Challengers in March 15, 2016 special election: Warren Davidson (R, won); Corey Foister (D); James Condit (G)